/*
 * Copyright (c) 2002-2008 LWJGL Project
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'LWJGL' nor the names of
 *   its contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 */
package org.lwjgl.opengl;

import java.nio.ByteBuffer;
import java.nio.IntBuffer;

import org.lwjgl.LWJGLException;

/**
 * <p/>
 * Context implementation interface.
 * <p/>
 *
 * @author elias_naur <elias_naur@users.sourceforge.net>
 * @version $Revision: 3751 $
 * $Id: ContextImplementation.java 3751 2012-03-04 13:41:49Z kappa1 $
 */
interface ContextImplementation {
	/**
	 * Create a context.
	 */
	ByteBuffer create(PeerInfo peer_info, IntBuffer attribs, ByteBuffer shared_context_handle) throws LWJGLException;

	/**
	 * Swap the buffers of the current context.  Only valid for double-buffered contexts.
	 */
	void swapBuffers() throws LWJGLException;

	/**
	 * Release the context from its drawable, if any.
	 */
	void releaseDrawable(ByteBuffer context_handle) throws LWJGLException;

	/**
	 * Release the current context (if any). After this call, no context is current.
	 */
	void releaseCurrentContext() throws LWJGLException;

	/**
	 * Update the context. Should be called whenever it's drawable is moved or resized
	 */
	void update(ByteBuffer context_handle);

	/**
	 * Query whether the context is current
	 */
	void makeCurrent(PeerInfo peer_info, ByteBuffer handle) throws LWJGLException;

	/**
	 * Query whether the context is current
	 */
	boolean isCurrent(ByteBuffer handle) throws LWJGLException;

	void setSwapInterval(int value);

	/**
	 * Destroys the Context.
	 */
	void destroy(PeerInfo peer_info, ByteBuffer handle) throws LWJGLException;
}
